CRL 12V Portable Heater Box hits Temperatures in the range of 130 to 140 deg.F (54.4 to 60 deg.C). This is hot enough to warm automotive urethanes in cold weather and allow you to gun them much easier. Longlife brushless motor and internal air circulation for even temperature distribution. CRL 12V Portable Heater Box can be used horizontally (chest position) or vertically like a fridge. Minimum order is one each.